.banner{
  margin-bottom:2em;
}

.function{
  position: relative;
  border-top: 1px solid #bdbdbd;
  margin-bottom:2em;

  .title{
    background: #fff;
    text-align: center;
    color:#1c91dd;
    font-size:1.5em;
    position: relative;
    top:-.8em;
    z-index:110;
    width:30%;
    margin:0 auto;
  }

  .list{
    display: flex;
    justify-content: space-around;
    margin-bottom:2em;

    .item{
      width:23%;
      text-align: center;

      .thumb{
        width:80%;
        margin:0 auto;
        margin-bottom:.5em;
      }

      .desc{
        color:#000;
        font-size:1.1em;
      }
    }
  }

  .box{
    display: flex;
    flex-wrap: wrap;

    .back,.content{
      width:33.3%;
    }

    .content{
      background:#f5f5f5;
      padding:.5em 1em;

      .subject{
        color:#000;
        font-size:1.2em;
        margin-bottom:.5em;
      }

      .info{
        a{
          display: block;
          color:#666666;
        }
      }
    }
  }
}

.app{
  position: relative;
  border-top: 1px solid #bdbdbd;
  margin-bottom: 2em;
  .title{
    background: #fff;
    text-align: center;
    color:#1c91dd;
    font-size:1.5em;
    position: relative;
    top:-.8em;
    z-index:110;
    width:50%;
    margin:0 auto;
  }

  .banner{
    position: relative;

    .banner_img:hover + .back{
      left:0;
    }
    
    .back{
      transition:all linear .3s;
      position: absolute;
      left:-100%;
      top:0;
      width:40%;
      height:100%;
      background:rgba(0,0,0, .5);
      padding:1em;
      color:#fff;

      .short{
        font-weight: bold;
        margin-bottom:.5em;
      }

      .taglist{
        .tag{
          display: inline-block;
          border:1px solid #fff;
          padding:.2em 1em;
          margin-bottom:.5em;
        }
      }
    }
  }

  .btnlist{
    display: inline-flex;
    justify-content:space-between;
    padding:1em 0;
    width: 100%;

    .item{
      background-color: #55acee;
      display: inline-flex;
      justify-content: center;
      align-items: center;
      width: 49%;
      font-size:1.3em;
      padding:0.5em 0;
      color:#ffff;
      font-weight:bold;
      .item_img{
        width: 1.5em;
        margin-right: 0.5em;
      }
    }

    .item:last-child{
      background-color: #3b5998;
    }
  }

  .btnlist2{
    background-color: #363a42;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    font-size:1.3em;
    padding:1em 0;
    font-weight:bold;
    color:#ffff;
    .item_img{
      width: 2em;
      margin-right: 0.5em;
    }
  }
}

.contact{

  position: relative;
  border-top: 1px solid #bdbdbd;
  margin-bottom:2em;
  
  .title{
    background: #fff;
    text-align: center;
    color:#1c91dd;
    font-size:1.5em;
    position: relative;
    top:-.8em;
    z-index:110;
    width:50%;
    margin:0 auto;
  }

  .content{
    margin-bottom: 2em;
    .line{
      margin-bottom:0.5em;
      img{
        width: 1.8em;
      }
      span{
        display: inline-block
      }
    }
    .line2{
      margin-bottom:0.5em;
      display:inline-flex;
      justify-content:space-between;
      align-items: center;
      .item{
        img{
          width: 1.8em;
        }
        span{
          display: inline-block
        }
      }
    }
  }

  .map{
    width: 100%;
    height: 15em;
    overflow: hidden;
  }
}

.footer{
  position: sticky;
  bottom: 0;
  left: 0;
  background-color:#f5f5f5;
  width: 100%;
  display: flex;
  justify-content: space-around;
  align-items: center;
  z-index: 999;
  .item{
    width: 25%;
    height: 100%;
    text-align: center;
    padding: 0.7em 0;
    color:#666666;
    span{
      display: block;
      font-size:1.2em;
      text-align: center;
    }
  }
  .item span:first-child{
    margin-bottom: 0.2em;
  }

  .item:hover{
    background-color: #1c91dd;
    color:#ffff;
  }
}